TNB Naturals CO2 Enhancer Refill Pack (20/Cs)The Enhancer by TNB Naturals now comes in a convenient refill pack! The TNB CO2 Refill Pack will now give growers the ability to reuse their existing Enhancer bottle while saving money and reducing their environmental footprint at the same time. Simply empty the contents of the original bottle and give the bottle a quick rinse. The contents of the refill pack can be added and insta... This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.

Greenhouse Roof vent automatic openerGreenhouse Roof vent automatic opener
Allows for automatic controlling of greenhouse temperature to provide ideal growing conditions, even when no one is at home
No batteries or electricity required
May be adjusted for different opening temperatures
Easily installed; simply replaces existing vent arm
One-year warranty; average life is several years.
MSRP: $54.99... — Ships via UPS from Grants Pass, Oregon USA....more info.

TNB Naturals CO2 Enhancer (15/Cs)Our product is made from all natural, 100% organic ingredients which when activated create a blast of CO2 that can reach 1200 ppm in a 12 x 12 x 12 area. TNB Naturals CO2 Dispersal Canister is the best and most efficient way to get the proper amounts of CO2 to your green house, tent or indoor garden. This product will eliminate the need of dangerous propane burners and regulating e... This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.

Titan Controls Hades 2 Digital Recycle and Light Timer w/ High Temp Shut-OffTitan Controls Hades 2
The Hades™ 2 controls up to two light banks via your lighting controller ‘trigger’ cords, has a high temperature shut-off function to turn off your grow lights and also a ‘hot start’ protection function to allow your lights to cool before re-striking. The recycle timer can be set to run in day only, night only or 24 hour mode. This controller has a 3’ remote... — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.